The Mercedes-Benz 300 SL Roadster is a rear wheel drive road car, with its motor located in the front, and a 2 door convertible/cabriolet body designed by Friedrich Geiger.
It forms part of Mercedes-Benz's W 198 II series of cars.
Its 6 cylinder, single overhead camshaft naturally aspirated powerplant has 2 valves per cylinder and a volume of 3 litres. This unit provides power and torque figures of 215 bhp (218 PS/160 kW) at 5800 rpm and 275 Nm (203 lbft/28 kgm) at 4600 rpm respectively. It features dry sump-type lubrication.
Power is transferred to the wheels through a 4 speed manual gearbox.
Quoted weight at the kerb is 1383 kg.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater convertible/cabriolet | ||
| Nombre de portes | 2 | ||
| Designer | Friedrich Geiger | ||
| Dimensions et poids | |||
| Empattement | 2400 | 94.5 | |
| Voies AV | 1398 | 55 | |
| Voies AR | 1448 | 57 | |
| Longueur | 4570 | 179.9 | |
| Largeur | 1790 | 70.5 | |
| Hauteur | 1300 | 51.2 | |
| Garde au sol | |||
| 1.9 | |||
| Poids avec pleins | 1383 kg | 3049 | |
| Répartition poids AV | |||
| Réservoir à essence | 100 litres | 22 [26.4] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Mercedes-Benz | ||
| Type moteur | M 198 I / 198.980 | ||
| Cylinders | Straight 6 | ||
| Cylindrée | 3 litre 2996 cc (182.827 cu in) |
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| Alésage × Course | 85 × 88 mm
3.35 × 3.46 in |
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| Rapport alésage / course | 0.97 | ||
| Distribution | single overhead camshaft (SOHC)
2 Soupapes par cylindre 12 Total vannes |
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| Puissance maximale | 218 PS (215 bhp) (160 kW) à 5800 tr/mn |
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| Couple maximale | 275 Nm (203 ft·lb) (28 kgm) à 4600 tr/mn |
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| Specific output | 53.5 kW/litre 72.8 ps/litre 71.8 bhp/litre 1.18 bhp/cu in |
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91.79 Nm/litre
1.11 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter sec | ||
| Taux de compression | 8.55:1 | ||
| Carburant | Bo mechanical direct fuel inj. | ||
| bmep (brake mean effective pressure) | 1153.5 kPa (167.3 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 7 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 499.33 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | 10 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | |||
| Power-to-weight ratio | Higher is better 157.62 PS/tonne (1000 kg) 0.16 PS/kg 115.93 kW/tonne (1000 kg) 0.12 kW/kg 155.46 bhp/tonne (1000 kg) 0.16 bhp/kg 0.07 bhp/lb |
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| Weight-to-power ratio | Lower is better 8.63 kg/kW 14.41 lb/bhp |
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| Consommation | |||
| Consommation | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Emissions de CO₂ | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Châssis | |||
| Emplacement de moteur | front | ||
| Engine layout | longitudinal | ||
| Traction | rear wheel drive | ||
| Répartition du couple | N/A | ||
| Direction | |||
| turns lock-to-lock | 3.000 | ||
| Turning circle | 11.50 m | ||
| Suspension AV | I.DW.CS. | ||
| Suspension AR | I.CS. | ||
| Roues AV | 5½K x 15 | ||
| Roues AR | 5½K x 15 | ||
| Pneumatiques AV | 6.50-15 | ||
| Pneumatiques AR | 6.50-15 | ||
| Freins AV/AR | Dr/Dr | ||
| Diamètre des freins AV | 260 mm | ||
| Diamètre des freins AR | 260 mm | ||
| Braked area | 2903 cm2 | ||
| Transmission | 4 speed manual | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 3.64 | ||
| Généralités | |||
| Carfolio.com ID | 111320 | ||
| Production total | |||
| Type mines | 198.042 | ||
| W 198 II | |||
| RAC rating | 26.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1957 Mercedes-Benz 300 SL Roadster added 2003-07-04. Last modified 2013-06-19. |
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